 #include <stdio.h>
#include <string.h>

int main(int argc, char *argv[]) {

  char  buffer[64];
  char  *pointer = "changeme";

  if(argc < 3)
    return -1;

  strncpy(buffer, argv[3], sizeof(buffer)-1);

  printf("\n\tpointer: ");
  printf(pointer);

  printf("\n\tinput: ");
  printf(buffer);
  printf("\n\n");

  return 0;
}
